Identifiers are added same way like statements. There will be automatically a new header "Identifiers" after you add for example a Twitter username.

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su 15. syysk. 2019 klo 12.17 Raffaele Costanzo <> kirjoitti:
Good afternoon,

I'm Raffaele, AKA Japponcino.
Because of I'm an artist, I created with the help of a friend my Wikidata page.
My Wikidata page is this:
My friend suggested me to add identifiers like socials, so I went to the page I listed above and I tried to add identifiers, but I only found "add statement" at the end of the page, while my friend has identifiers and can add them. His page is this:

How can be this issue solved?

Best regards,
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